JP5585203B2 - Ｓｃｒセンサ - Google Patents

Ｓｃｒセンサ Download PDF

Info

Publication number
JP5585203B2
JP5585203B2 JP2010113761A JP2010113761A JP5585203B2 JP 5585203 B2 JP5585203 B2 JP 5585203B2 JP 2010113761 A JP2010113761 A JP 2010113761A JP 2010113761 A JP2010113761 A JP 2010113761A JP 5585203 B2 JP5585203 B2 JP 5585203B2
Authority
JP
Japan
Prior art keywords
sensor
scr
urea
urea water
tank
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
JP2010113761A
Other languages
English (en)
Japanese (ja)
Other versions
JP2011242227A (ja
Inventor
朝幸 伊藤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Isuzu Motors Ltd
Original Assignee
Isuzu Motors Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Isuzu Motors Ltd filed Critical Isuzu Motors Ltd
Priority to JP2010113761A priority Critical patent/JP5585203B2/ja
Priority to PCT/JP2011/061209 priority patent/WO2011145571A1/ja
Priority to US13/697,929 priority patent/US9080490B2/en
Priority to CN201180024448.1A priority patent/CN102906389B/zh
Priority to EP11783505.8A priority patent/EP2573350B1/de
Publication of JP2011242227A publication Critical patent/JP2011242227A/ja
Application granted granted Critical
Publication of JP5585203B2 publication Critical patent/JP5585203B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/2066—Selective catalytic reduction [SCR]
    • F01N3/208—Control of selective catalytic reduction [SCR], e.g. dosing of reducing agent
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/103—Oxidation catalysts for HC and CO only
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/06—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being a temperature sensor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/14—Arrangements for the supply of substances, e.g. conduits
    • F01N2610/1406—Storage means for substances, e.g. tanks or reservoirs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/14—Arrangements for the supply of substances, e.g. conduits
    • F01N2610/1453—Sprayers or atomisers; Arrangement thereof in the exhaust apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/14—Arrangements for the supply of substances, e.g. conduits
    • F01N2610/1473—Overflow or return means for the substances, e.g. conduits or valves for the return path
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
    • F01N2900/04—Methods of control or diagnosing
    • F01N2900/0404—Methods of control or diagnosing using a data filter
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
    • F01N2900/06—Parameters used for exhaust control or diagnosing
    • F01N2900/18—Parameters used for exhaust control or diagnosing said parameters being related to the system for adding a substance into the exhaust
    • F01N2900/1806—Properties of reducing agent or dosing system
    • F01N2900/1814—Tank level
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
    • F01N2900/06—Parameters used for exhaust control or diagnosing
    • F01N2900/18—Parameters used for exhaust control or diagnosing said parameters being related to the system for adding a substance into the exhaust
    • F01N2900/1806—Properties of reducing agent or dosing system
    • F01N2900/1818—Concentration of the reducing agent
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/22—Devices for withdrawing samples in the gaseous state
    • G01N1/2294—Sampling soil gases or the like
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies
JP2010113761A 2010-05-17 2010-05-17 Ｓｃｒセンサ Expired - Fee Related JP5585203B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2010113761A JP5585203B2 (ja) 2010-05-17 2010-05-17 Ｓｃｒセンサ
PCT/JP2011/061209 WO2011145571A1 (ja) 2010-05-17 2011-05-16 Ｓｃｒセンサ
US13/697,929 US9080490B2 (en) 2010-05-17 2011-05-16 Selective catalytic reduction sensor
CN201180024448.1A CN102906389B (zh) 2010-05-17 2011-05-16 Scr传感器
EP11783505.8A EP2573350B1 (de) 2010-05-17 2011-05-16 Sensor für selektive katalytische reduktion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2010113761A JP5585203B2 (ja) 2010-05-17 2010-05-17 Ｓｃｒセンサ

Publications (2)

Publication Number Publication Date
JP2011242227A JP2011242227A (ja) 2011-12-01
JP5585203B2 true JP5585203B2 (ja) 2014-09-10

Family

ID=44991674

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010113761A Expired - Fee Related JP5585203B2 (ja) 2010-05-17 2010-05-17 Ｓｃｒセンサ

Country Status (5)

Country Link
US (1) US9080490B2 (de)
EP (1) EP2573350B1 (de)
JP (1) JP5585203B2 (de)
CN (1) CN102906389B (de)
WO (1) WO2011145571A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101205234B1 (ko) 2012-09-20 2012-11-27 주식회사 테스크 신속해빙이 가능한 디젤차량용 요소수탱크
JP6049058B2 (ja) 2012-10-09 2016-12-21 株式会社サンエー 流動体状態識別装置
CN105189965B (zh) * 2013-05-07 2018-01-26 天纳克汽车经营有限公司 再循环排气处理流体系统
US20150096285A1 (en) * 2013-10-03 2015-04-09 Cummins Emission Solutions Inc. System, apparatus, and methods for performing a quality diagnostic of an aqueous urea solution
JP6225638B2 (ja) * 2013-10-25 2017-11-08 いすゞ自動車株式会社 Ｓｃｒシステム、ｓｃｒセンサ、およびレベルセンサ
CN104949702B (zh) * 2015-06-16 2017-04-26 湖南菲尔斯特传感器有限公司 一种螺旋管式尿素传感器固定底座
EP3168439B1 (de) * 2015-11-16 2019-03-20 Wema System AS Blasenentfernungshülse für fluidsensoren und sensorsysteme damit
EP3276331A1 (de) * 2016-07-25 2018-01-31 MEAS France Filteranordnung und harnstoffsensorsystem damit
KR101836727B1 (ko) * 2016-10-21 2018-03-09 현대자동차주식회사 차량용 요소수 탱크의 밸브 장치
EP3447196B1 (de) * 2017-03-31 2021-12-29 Hitachi Construction Machinery Co., Ltd. Harnstoffwassertanks für baumaschinen

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000303826A (ja) * 1999-04-16 2000-10-31 Isuzu Motors Ltd ディーゼルエンジンの排ガス浄化装置
JP3751962B2 (ja) * 2003-09-05 2006-03-08 日産ディーゼル工業株式会社 エンジンの排気浄化装置
JP3687915B2 (ja) * 2003-10-27 2005-08-24 日産ディーゼル工業株式会社 液体判別装置
JP3686668B1 (ja) 2004-10-29 2005-08-24 日産ディーゼル工業株式会社 還元剤容器の構造
JP4606363B2 (ja) * 2006-03-29 2011-01-05 Ｕｄトラックス株式会社 排気浄化装置
JP4925890B2 (ja) * 2007-03-29 2012-05-09 Ｕｄトラックス株式会社 液体還元剤判別装置及びエンジンの排気浄化装置
JP2009299526A (ja) * 2008-06-11 2009-12-24 Nissan Diesel Motor Co Ltd 還元剤容器

Also Published As

Publication number Publication date
US20130061665A1 (en) 2013-03-14
EP2573350B1 (de) 2019-02-27
WO2011145571A1 (ja) 2011-11-24
EP2573350A4 (de) 2016-08-17
EP2573350A1 (de) 2013-03-27
JP2011242227A (ja) 2011-12-01
CN102906389A (zh) 2013-01-30
CN102906389B (zh) 2015-03-11
US9080490B2 (en) 2015-07-14

Similar Documents

Publication Publication Date Title
JP5585203B2 (ja) Ｓｃｒセンサ
JP5471831B2 (ja) Ｓｃｒシステム
JP5617348B2 (ja) Ｓｃｒシステム
US9546584B2 (en) Multi-stage SCR system
US8393142B2 (en) Reductant dosing manifold
JP6389873B2 (ja) 還元剤センサシステム
JP5482446B2 (ja) Ｓｃｒシステム
EP2908120B1 (de) Vorrichtung zur erkennung des zustands einer flüssigkeit
US9765668B2 (en) Method for determining an amount of liquid removed from a tank and reducing agent supply device for a motor vehicle
WO2012005321A1 (ja) ＮＯｘセンサ診断装置及びＳＣＲシステム
JP5197345B2 (ja) 排気浄化装置及び水位測定装置
JP2009293619A (ja) 試剤計量供給システム及び試剤計量供給方法
JP5906637B2 (ja) 異物除去方法及び選択還元触媒システム
KR101560128B1 (ko) 요소수 주입기
JP5749450B2 (ja) Ｓｃｒシステム
US20080289320A1 (en) Substance dispenser for treating exhaust gas and method
JP7108498B2 (ja) 還元剤タンク及び排気浄化装置
JP2008240700A (ja) 排気浄化装置
JP5617342B2 (ja) Ｓｃｒシステム
US20150300934A1 (en) Ammonia Estimation Method
JP2011241692A (ja) Ｓｃｒシステム
JP2011241720A (ja) Ｓｃｒシステム

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20130405

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20140624

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20140707

R150 Certificate of patent or registration of utility model

Ref document number: 5585203

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

LAPS Cancellation because of no payment of annual fees